<script>
import '@wangeditor/editor/dist/css/style.css' // 引入 css

import {onBeforeUnmount, ref, shallowRef, onMounted, watch} from 'vue'
import {Editor, Toolbar} from '@wangeditor/editor-for-vue'

export default {
  components: {Editor, Toolbar},
  setup(props, {emit}) {
    // 编辑器实例，必须用 shallowRef
    const editorRef = shallowRef()

    // 内容 HTML
    const valueHtml = ref('')
    watch(valueHtml, (newValue) => {
      emit('value', newValue)
    })

    // 模拟 ajax 异步获取内容
    onMounted(() => {
      setTimeout(() => {
        valueHtml.value = ''
      }, 1500)
    })

    const toolbarConfig = {}
    const editorConfig = {placeholder: '请输入内容...'}

    // 组件销毁时，也及时销毁编辑器
    onBeforeUnmount(() => {
      const editor = editorRef.value
      if (editor == null) return
      editor.destroy()
    })

    const handleCreated = (editor) => {
      editorRef.value = editor // 记录 editor 实例，重要！
    }

    return {
      editorRef,
      valueHtml,
      mode: 'default', // 或 'simple'
      toolbarConfig,
      editorConfig,
      handleCreated
    };
  }
}
</script>

<template>
  <div style="border: 1px solid #ccc">
    <Toolbar
        :defaultConfig="toolbarConfig"
        :editor="editorRef"
        :mode="mode"
        style="border-bottom: 1px solid #ccc"
    />
    <Editor
        v-model="valueHtml"
        :defaultConfig="editorConfig"
        :mode="mode"
        style="height: 200px; overflow-y: hidden;"
        @onCreated="handleCreated"
    />
  </div>
</template>

<style scoped>

</style>